7845988449
libopie includes both <utmp.h> and <utmpx.h> in this case and uses some #defines to let the code use struct utmpx and its utility functions. We'd better not include <utmp.h> here, because maybe it will not be present in the future.
86 lines
1.9 KiB
C
86 lines
1.9 KiB
C
/* getutmpentry.c: The __opiegetutmpentry() library function.
|
|
|
|
%%% copyright-cmetz-96
|
|
This software is Copyright 1996-2001 by Craig Metz, All Rights Reserved.
|
|
The Inner Net License Version 3 applies to this software.
|
|
You should have received a copy of the license with this software. If
|
|
you didn't get a copy, you may request one from <license@inner.net>.
|
|
|
|
History:
|
|
|
|
Modified by cmetz for OPIE 2.31. Cache result.
|
|
Created by cmetz for OPIE 2.3 (re-write).
|
|
*/
|
|
|
|
#include "opie_cfg.h"
|
|
#include <stdio.h>
|
|
#include <sys/types.h>
|
|
|
|
#if DOUTMPX
|
|
#include <utmpx.h>
|
|
#define setutent setutxent
|
|
#define getutline(x) getutxline(x)
|
|
#define utmp utmpx
|
|
#else
|
|
#include <utmp.h>
|
|
#endif /* DOUTMPX */
|
|
|
|
#if HAVE_STRING_H
|
|
#include <string.h>
|
|
#endif /* HAVE_STRING_H */
|
|
|
|
#if DEBUG
|
|
#include <syslog.h>
|
|
#endif /* DEBUG */
|
|
#include "opie.h"
|
|
|
|
#if !HAVE_GETUTLINE && !DOUTMPX
|
|
struct utmp *getutline __P((struct utmp *));
|
|
#endif /* HAVE_GETUTLINE && !DOUTMPX */
|
|
|
|
static struct utmp u;
|
|
|
|
int __opiegetutmpentry FUNCTION((line, utmp), char *line AND struct utmp *utmp)
|
|
{
|
|
struct utmp *pu;
|
|
|
|
if (u.ut_line[0]) {
|
|
pu = &u;
|
|
goto gotit;
|
|
};
|
|
|
|
memset(&u, 0, sizeof(u));
|
|
|
|
if (!strncmp(line, "/dev/", 5)) {
|
|
strncpy(u.ut_line, line + 5, sizeof(u.ut_line));
|
|
setutent();
|
|
if ((pu = getutline(&u)))
|
|
goto gotit;
|
|
|
|
#ifdef hpux
|
|
strcpy(u.ut_line, "pty/");
|
|
strncpy(u.ut_line + 4, line + 5, sizeof(u.ut_line) - 4);
|
|
setutent();
|
|
if ((pu = getutline(&u)))
|
|
goto gotit;
|
|
#endif /* hpux */
|
|
}
|
|
|
|
strncpy(u.ut_line, line, sizeof(u.ut_line));
|
|
setutent();
|
|
if ((pu = getutline(&u)))
|
|
goto gotit;
|
|
|
|
#if DEBUG
|
|
syslog(LOG_DEBUG, "__opiegetutmpentry: failed to find entry for line %s", line);
|
|
#endif /* DEBUG */
|
|
return -1;
|
|
|
|
gotit:
|
|
#if DEBUG
|
|
syslog(LOG_DEBUG, "__opiegetutmpentry: succeeded with line %s", pu->ut_line);
|
|
#endif /* DEBUG */
|
|
memcpy(utmp, pu, sizeof(struct utmp));
|
|
return 0;
|
|
}
|